70452146 has 16 divisors (see below), whose sum is σ = 109219968. Its totient is φ = 34062000.

The previous prime is 70452139. The next prime is 70452149. The reversal of 70452146 is 64125407.

It is not an unprimeable number, because it can be changed into a prime (70452149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4631 + ... + 12741.

It is an arithmetic number, because the mean of its divisors is an integer number (6826248).

Almost surely, 2^70452146 is an apocalyptic number.

70452146 is a deficient number, since it is larger than the sum of its proper divisors (38767822).

70452146 is a wasteful number, since it uses less digits than its factorization.

70452146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8257.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 70452146 is about 8393.5776639047. The cubic root of 70452146 is about 413.0139704131.

The spelling of 70452146 in words is "seventy million, four hundred fifty-two thousand, one hundred forty-six".